# Light Meter X - Lux Exposure — 专业测光表应用，提供精准的曝光测量

> Professional light meter and exposure calculator using smartphone camera. (iPhone/iPad app by 天宝 白.)

- Source: https://appshunter.io/ios/app/light-meter-x-lux-exposure/id6779943310 (this page in markdown: same URL + `.md`)
- Developer: [天宝 白](https://appshunter.io/developer/1889878284)
- Category: Photo & Video
- Price: $3.99
- Rating: 5.00/5 from 1 App Store ratings · 3 written reviews indexed
- Age rating: 4+
- Requires: iOS 16.3 · 0 MB
- Languages: Chinese (Simplified, China), Chinese (Traditional, Taiwan), American English
- Released: 2026-06-17
- Data updated: 2026-07-08
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/light-meter-x-lux-exposure/id6779943310/reviews.md

## What is Light Meter X?

Light Meter X (无相测光表, 無相測光表) is a professional light meter and exposure meter designed for photographers, filmmakers, and film photography enthusiasts.

Using your phone’s camera sensor, Light Meter X measures ambient light and calculates accurate ISO, aperture, and shutter speed settings to help you achieve perfect exposure.

The app features a clean and minimal interface, allowing photographers to focus on light and composition without distractions.

Light Meter X also supports exposure compensation, allowing you to fine-tune exposure values for different lighting conditions or creative styles.

Key Features:

• Accurate light metering using your phone camera.
• Spot metering function with draggable metering circle.
• Real-time exposure calculation.
• Support for A/AV (aperture priority) and S/TV (shutter priority) modes.
• Adjustable ISO, aperture, and shutter speed.
• Exposure compensation for precise control.
• EV (Exposure Value) display.
• Fast and responsive metering.
• Minimal and distraction-free design.

How to Use:

• Open the app and the camera preview will start automatically.
• Global metering mode is used by default.
• Tap and drag the metering circle on the screen to the desired metering position.
• Observe the calculated results and adjust ISO, aperture, or shutter speed as needed.
• Use the exposure calibration buttons to fine-tune the exposure value.

Perfect for:

• Film photography
• Analog cameras
• Street photography
• Cinematography
• Photography students

Light Meter X is a simple, reliable, and professional light meter for photographers who want accurate exposure anywhere.

## Key features

- Accurate light measurement via camera
- Spot metering with draggable circle
- Real-time exposure calculation
- A/AV and S/TV mode support
- Adjustable ISO, aperture, shutter speed
- Exposure compensation
- EV display

## Recent user reviews (3 of 3)

All indexed reviews: https://appshunter.io/ios/app/light-meter-x-lux-exposure/id6779943310/reviews.md

### 5/5 — 简介易用

*2026-07-03*

全屏的界面干净整洁，适配了动态玻璃，就是价格有点小贵

### 5/5 — 测光准，界面简洁

*2026-07-03*

测光准确，界面简洁舒适，还适配了液态玻璃，体验感拉满，很不错。

### 5/5 — 不错

*2026-06-17*

界面简洁，使用很方便！

## Frequently asked questions about Light Meter X

### What is the short name for 无相测光表 - 专业摄影测光工具?

The short common name for 无相测光表 - 专业摄影测光工具 is Light Meter X. This name is derived from the app's English subtitle and is used for clarity.

### How does Light Meter X measure light?

Light Meter X utilizes your smartphone's camera sensor to measure ambient light. It then calculates accurate ISO, aperture, and shutter speed settings to help you achieve perfect exposure.

### What shooting modes does Light Meter X support?

Light Meter X supports both A/AV (aperture priority) and S/TV (shutter priority) modes. This allows for flexible control over your exposure settings based on your creative intent.

### Can I fine-tune exposure with Light Meter X?

Yes, Light Meter X supports exposure compensation, allowing you to make precise adjustments to the exposure value. This feature is crucial for adapting to different lighting conditions or achieving specific creative looks.

### What is the price of Light Meter X?

Light Meter X is a paid application. The exact price can be found on the app store listing, but it is a one-time purchase for the full functionality.

### Does Light Meter X have ads?

No, Light Meter X does not contain advertisements. As a paid application, it offers an ad-free experience, allowing users to focus on their photography without interruptions.

### What devices is Light Meter X available on?

Currently, Light Meter X is supported on iPhone devices. Future updates may expand compatibility to other platforms.

### How often is Light Meter X updated?

Light Meter X was last updated on 2026-06-17 with version 1.0. While specific update frequency is not detailed, the initial release suggests ongoing development.

## Version history (last 1 release)

### 1.0 — 2026-06-17

No release notes.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-08.*